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// <copyright file="ProgramTests.cs" company="NanoTaboada">
//   Copyright (c) 2013 Nano Taboada, http://openid.nanotaboada.com.ar 
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[module: System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.StyleCop.CSharp.DocumentationRules", "SA1600:ElementsMustBeDocumented", Justification = "For educational purposes only.")]

namespace Dotnet.Samples.MSTest
{
    using System;
    using System.Data;
    using System.Linq;
    using Microsoft.VisualStudio.TestTools.UnitTesting;

    [TestClass]
    public class ProgramTests
    {
        private Program program;

        public TestContext TestContext { get; set; }

        [TestInitialize]
        public void Initialize()
        {
            this.program = new Program();
        }

        [DeploymentItem("Dotnet.Samples.MSTest\\ProgramTestCases.xml")]
        [DataSource("Microsoft.VisualStudio.TestTools.DataSource.XML",
            "ProgramTestCases.xml",
            "Row",
            DataAccessMethod.Sequential),
        TestMethod]
        public void TestCases_WhenRowsExecutedSequentially_ExpectedAndActualValuesAreEqual()
        {
            // Arrange
            var pangrams = this.program.GetPangrams();
            var expectedLanguage = (string)TestContext.DataRow["Language"];
            var expectedPangram = (string)TestContext.DataRow["Pangram"];

            // Act
            var actualLanguage = pangrams
                .Where(language => language.Key == expectedLanguage)
                .SingleOrDefault().Key;

            var actualPangram = pangrams
                .Where(pangram => pangram.Value == expectedPangram)
                .SingleOrDefault().Value;

            // Assert
            Assert.AreEqual(expectedLanguage, actualLanguage);
            Assert.AreEqual(expectedPangram, actualPangram);
        }

        [TestCleanup]
        public void Cleanup()
        {
            this.program = null;
        }
    }
}
